General

  • Target
    76d52e7cebd696a4f8b379cb2737ad8b160d6bc688d833dd6fef2e0864d611ed.7z
  • Size 661KB
  • Sample240607-b8pcjagg52
  • SHA256 76d52e7cebd696a4f8b379cb2737ad8b160d6bc688d833dd6fef2e0864d611ed
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Targets

    • Target
      Automate Purchase orders88777.scr
    • Size 789KB
    • SHA256 f7d2f864f121f8a86c7bd403bd70d9f40bb0420415b542b45110a2d4b7daee13
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks